Dev Builds » 20231202-1040

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo
ncm-dbt-01 11:51:33 1132502 4000 1709 323 1968 +125.58 ± 4.78 1 45 566 1343 45 +282.31 ± 14.32
ncm-dbt-02 11:47:28 1230594 3988 1736 309 1943 +130.08 ± 4.76 1 37 543 1360 53 +294.32 ± 14.62
ncm-dbt-03 11:53:29 1233591 4000 1729 329 1942 +126.97 ± 4.79 0 48 551 1354 47 +285.81 ± 14.52
ncm-dbt-05 11:49:32 1232817 3990 1735 330 1925 +127.81 ± 4.67 1 35 558 1360 41 +290.8 ± 14.41
ncm-dbt-06 11:52:34 1222277 4022 1749 317 1956 +129.37 ± 4.85 2 40 554 1354 61 +289.84 ± 14.48
20000 8658 1608 9734 +127.96 ± 2.13 5 205 2772 6771 247 +288.58 ± 6.47

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
210709 ncm-dbt-06 1245772 22 11 1 10 +170.31 ± 37.69 0 0 1 10 0 +528.54 ± 435.29
210708 ncm-dbt-02 1239087 488 197 32 259 +122.28 ± 13.87 1 6 67 167 3 +280.44 ± 42.07
210707 ncm-dbt-05 1237696 490 224 33 233 +142.99 ± 13.33 0 3 57 176 9 +332.43 ± 45.76
210706 ncm-dbt-03 1223882 500 215 34 251 +131.74 ± 13.67 0 5 67 170 8 +295.94 ± 42.08
210705 ncm-dbt-01 1132656 500 207 46 247 +116.0 ± 13.71 0 8 77 161 4 +256.44 ± 39.15
210704 ncm-dbt-06 1216119 500 221 43 236 +129.35 ± 13.17 1 4 64 178 3 +304.07 ± 43.1
210703 ncm-dbt-02 1217986 500 220 42 238 +129.35 ± 13.54 0 6 66 172 6 +293.29 ± 42.41
210702 ncm-dbt-05 1216180 500 215 35 250 +130.94 ± 13.32 0 6 63 176 5 +301.33 ± 43.45
210701 ncm-dbt-01 1132548 500 214 39 247 +126.97 ± 13.04 0 3 75 166 6 +285.49 ± 39.5
210700 ncm-dbt-03 1235681 500 217 49 234 +121.45 ± 13.31 0 7 71 169 3 +275.45 ± 40.84
210699 ncm-dbt-06 1201615 500 205 48 247 +112.91 ± 14.05 0 8 83 153 6 +243.0 ± 37.64
210698 ncm-dbt-02 1224321 500 218 39 243 +130.14 ± 13.52 0 3 74 164 9 +288.06 ± 39.79
210697 ncm-dbt-05 1228917 500 219 39 242 +130.94 ± 13.87 0 7 63 173 7 +295.94 ± 43.42
210696 ncm-dbt-03 1230895 500 210 37 253 +125.38 ± 12.89 0 3 76 166 5 +282.94 ± 39.21
210695 ncm-dbt-01 1136453 500 221 41 238 +130.94 ± 13.69 0 9 56 181 4 +304.07 ± 45.87
210694 ncm-dbt-06 1221631 500 215 30 255 +134.95 ± 14.13 0 4 69 165 12 +295.94 ± 41.39
210693 ncm-dbt-02 1231676 500 224 40 236 +134.15 ± 12.47 0 3 64 179 4 +315.35 ± 43.03
210692 ncm-dbt-05 1229949 500 219 55 226 +118.33 ± 12.81 0 5 78 165 2 +268.17 ± 38.8
210691 ncm-dbt-03 1238641 500 216 38 246 +129.35 ± 13.72 0 5 70 167 8 +288.06 ± 41.11
210690 ncm-dbt-01 1143117 500 213 37 250 +127.76 ± 13.75 0 4 75 162 9 +280.42 ± 39.57
210689 ncm-dbt-06 1210037 500 217 35 248 +132.54 ± 13.83 0 3 73 163 11 +290.66 ± 40.08
210688 ncm-dbt-02 1227595 500 220 40 240 +130.94 ± 13.14 0 3 71 169 7 +295.94 ± 40.69
210687 ncm-dbt-05 1246996 500 208 46 246 +116.78 ± 13.71 1 6 76 164 3 +263.42 ± 39.41
210686 ncm-dbt-01 1133971 500 216 38 246 +129.35 ± 13.36 0 5 68 171 6 +293.29 ± 41.75
210685 ncm-dbt-03 1241662 500 215 40 245 +126.97 ± 13.22 0 6 67 173 4 +290.66 ± 42.08
210684 ncm-dbt-06 1206225 500 229 45 226 +134.15 ± 13.97 0 6 63 172 9 +301.33 ± 43.45
210683 ncm-dbt-02 1244093 500 229 42 229 +136.56 ± 13.73 0 5 62 174 9 +309.64 ± 43.82
210682 ncm-dbt-05 1219514 500 223 43 234 +130.94 ± 12.95 0 2 73 168 7 +295.94 ± 39.99
210681 ncm-dbt-03 1228917 500 218 46 236 +124.6 ± 13.27 0 6 70 170 4 +282.94 ± 41.13
210680 ncm-dbt-01 1127004 500 202 35 263 +120.67 ± 13.67 0 8 71 167 4 +270.57 ± 40.83
210679 ncm-dbt-06 1215308 500 213 39 248 +126.17 ± 13.77 0 7 68 169 6 +282.94 ± 41.76
210678 ncm-dbt-02 1212681 500 204 34 262 +123.02 ± 13.82 0 7 72 165 6 +273.0 ± 40.54
210677 ncm-dbt-01 1138060 500 213 47 240 +119.89 ± 13.85 1 4 79 160 6 +265.78 ± 38.54
210676 ncm-dbt-03 1219966 500 217 43 240 +126.17 ± 14.29 0 8 68 166 8 +277.93 ± 41.74
210675 ncm-dbt-05 1230694 500 218 43 239 +126.97 ± 12.85 0 4 71 171 4 +290.66 ± 40.76
210674 ncm-dbt-06 1250162 500 218 34 248 +134.15 ± 13.97 1 6 57 180 6 +312.48 ± 45.66
210673 ncm-dbt-02 1247317 500 224 40 236 +134.15 ± 13.61 0 4 67 170 9 +301.33 ± 42.04
210672 ncm-dbt-01 1116212 500 223 40 237 +133.34 ± 13.08 0 4 65 175 6 +306.84 ± 42.73
210671 ncm-dbt-06 1233626 500 220 42 238 +129.35 ± 13.17 0 2 76 164 8 +288.06 ± 39.11
210670 ncm-dbt-05 1252596 500 209 36 255 +125.38 ± 12.51 0 2 77 167 4 +285.49 ± 38.83
210669 ncm-dbt-03 1249085 500 221 42 237 +130.14 ± 14.06 0 8 62 173 7 +293.29 ± 43.72

Commit

Commit ID 7dc40ac6437ec96d312e387b76573e5c496bd0b6
Author FauziAkram
Date 2023-12-02 10:40:36 UTC
Simplify quietMoveMalus malus Use a simple depth instead of depth + 1 in the quietMoveMalus formula. Passed STC: https://tests.stockfishchess.org/tests/view/65636bf0136acbc57354b662 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 105248 W: 26680 L: 26532 D: 52036 Ptnml(0-2): 409, 12590, 26481, 12732, 412 Passed LTC: https://tests.stockfishchess.org/tests/view/6563b5db136acbc57354bcab LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 204204 W: 50200 L: 50166 D: 103838 Ptnml(0-2): 123, 23331, 55145, 23395, 108 closes https://github.com/official-stockfish/Stockfish/pull/4893 Bench: 1717495
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